With their reputation for precision shifting, high dependability and buttery smooth performance, Shimano have taken to the new Ultegra lineup and delivered the goods. With trickle down technology from the class-leading Dura-Ace, you get to share in Shimano's best.
Features
. 70mm width Italian type bottom bracket
. Compatible with HollowTech II cranks
. For road use
Features
. 70mm width Italian type bottom bracket
. Compatible with HollowTech II cranks
. For road use